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agasfer [191]
3 years ago
5

What is the volume of a hemisphere with a diameter of 7.7 ft, rounded to the nearest tenth of a cubic foot?

Mathematics
1 answer:
Nady [450]3 years ago
6 0

Answer: 119.57 cu. ft.

Step-by-step explanation:

Volume of a hemisphere = (2/3)πr^3

= (2/3) * 22/7 * 3.85^3

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A company made a profit of $90,000 in the year 2006. In 2010, the same company made a total profit of $135,000. If the rate of c
Firlakuza [10]

Answer:

Average rate of change = $11250 per year.

Step-by-step explanation:

Let's take two points from given information (2006, 90000) and (2010, 135000).

Now, use slope formula to find slope.

Slope =\frac{y2-y1}{x2-x1}

Use the two points to find average rate of change (slope)

Average rate of change =\frac{135000-90000}{2010-2006}

                                        =\frac{45000}{4}

                                       =11250

Average rate of change = $11250 per year.

6 0
3 years ago
Someone please help me !!!
Naya [18.7K]

Answer:

x = 120°

Step-by-step explanation:

The equation is given to you:

The sum of the interior angles can be found using the equation:

Sum = (n - 2)180

Note that:

n = # of sides.

Plug in 6 for n in the equation.

∑ = (6 - 2)180

First, solve for the parenthesis:

∑ = (4)180

Next, multiply:

∑ = 4 * 180

∑ = 720

You are solving for one angle. Note that there are 6 angles. Divide the sum of the angles with 6:

720/6 = 120

120° is your answer.

~

8 0
3 years ago
Read 2 more answers
PLEASE HELP ME I AM SO DUM I CANT EVEN FIGUER IT OUT PLEASSE HELP ME PLEASE I REALLY NEED HELP.Its baking season for Mrs. Jackso
4vir4ik [10]

Answer:

The values are given below.

Step-by-step explanation:

Mrs. Jackson bakes cookies for her family and colleagues at work. The number of cookies she bakes on the x-th day of December is given by,

f(x) = \mid (x - 24) \mid  until 24-th of December.

So, we can construct the following table,

x        f(x)

0          24

4          20

8           16

12          12

16           8

20          4

24           0

28          unknown

31`           unknown

5 0
3 years ago
Ann Torbert purchased a truck for $11,000 on January 1, 2014. The truck will have an estimated salvage value of $1,000 at the en
alexandr402 [8]

Answer:

Balance in accumulated depreciation=\frac{10000}{Total Estimated Value}*Units of activity

Step-by-step explanation:

Salvage value=$1000

Purchased value=$11,000

In order to find the balance in accumulated depreciation at december 31,2015 using the units of activity we will use the following formula:

Balance in accumulated depreciation=\frac{10000}{Total Estimated Value}*Units of activity

In the above equation $10000 came from Purchased value - salvage Value

6 0
3 years ago
Read 2 more answers
W=3(2a+b)-4 when making a the subject
PIT_PIT [208]
Answer : w/6 + 4/6 -3b/6 = a

Explanation :
First distribute it which is
=> w= 6a+3b -4
Then start moving the numbers to the left
=> w+4 - 3b = 6a
= w/6 + 4/6 -3b/6 = a
5 0
3 years ago
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